package com.reflection;

/**
 * @Author Wangbaba
 * @Date 2022/4/28 23:43
 * @Version 1.0
 */
//测试class类的创建方式有那些
public class Test03 {
    public static void main(String[] args) throws ClassNotFoundException {
        Person person=new Student();
        System.out.println("这个人是"+person.name);

        //方式一,通过对象获得
        Class c1=person.getClass();
        System.out.println(c1.hashCode());

        //方式二,forname获得
        Class c2=Class.forName("com.reflection.Student");
        System.out.println(c2.hashCode());

        //方式三，通过类名.class获得
        Class c3=Student.class;
        System.out.println(c3.hashCode());

        //方式四，基本内置类型的包装类都有一个Type属性
        Class c4=Integer.TYPE;
        System.out.println(c4);

        //获得父类类型
        Class c5=c1.getSuperclass();
        System.out.println(c5);
    }
}

class Person {
    String name;

    public Person() {
    }

    public Person(String name) {
        this.name = name;
    }

    @Override
    public String toString() {
        return "Person{" +
                "name='" + name + '\'' +
                '}';
    }
}
class Student extends Person{
    public Student(){
        this.name="学生";
    }
}
class Teacher extends Person{
    public Teacher(){
        this.name="老师";
    }
}